Product Overview

The Britax Marathon 70 convertible car seat is designed for children rear facing from 5 to 40 pounds and forward facing from 1 year and 20 lbs up to 70 pounds. The Marathon 70 achieves revolutionary head safety through the use of Britax SafeCell Technology Integrated Steel Bars and Versa-Tether that work together to minimize head excursion and reduce the risk of head injury during a frontal impact. The Marathon 70 also incorporates Britax Side Impact Protection offers a no re-thread and quick-adjust five-point harness multiple buckle and recline adjustments and an easy access cover and access to belt paths from the front of the seat. A head and body pillow is provided for comfort.

Integrated Steel Bars strengthen the connection to the vehicle and reduce forward flexing of the child seat during a crash

Patented Energy-Absorbing Versa-Tether features a staged-release tether webbing to slow the forward movement reducing the crash forces reaching the child and a two-point attachment to minimize forward rotation while anchoring the top of the child seat

SafeCell Technology features SafeCells designed to compress in a crash significantly lowering the center of gravity and counteracting the forward rotation of the child seat which normally propels the child toward the front seat

Seat Area Depth/Width (in) : 11.5 / 11

Seating Compartment Height (in) : 23.5

Shoulder Width (in) : 13

Side Impact Protection comprised of deep side walls lined with energy-absorbing EPP foam distributes crash forces shields from vehicle intrusion and contains the head neck and body

Tangle-Free Five-Point Harness distributes crash forces across the strongest parts of the body and provides a secure fit